Patent US3299489A successfully refreshed from Google Patents.
US3299489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool-holder provided with reversible cutting tool, and the tool itself
Assignee: ESPA ESTABLISHMENT FOR SECURITIES AND PATENTS
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Filing: 1964-07-10
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Granted: 1967-01-24
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Expires: 1984-07-10
Abstract
No abstract record available.
Inventors
- 👤 Pohle Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:52
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1614; B23B2200/00; B23B2200/36; B23B2200/3618; B23B2205/00; B23B2205/04; B23B2205/08; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2272; Y10T407/2274; Y10T407/2276; Y10T407/23; Y10T407/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A TOOL-HOLDER FORMED WITH A RECESS AT ONE END, A REVERSIBLE FLAT PLATE-LIKE CUTTING TOOL FORMED WITH A HOLE AND RECEIVED IN SAID RECESS, SAID CUTTING TOOL BEING FORMED WITH TWO EDGES DISPOSED AT AN ANGLE TO EACH OTHER, SAID HOLDER HAVING CORRESPONDING EDGES DISPOSED AT THE SAME ANGLE TO EACH OTHER, TO CONTACT SAID EDGES OF SAID TOOL, A MEMBER ROTATABLY MOUNTED ON SAID HOLDER AND HAVING AN ECCENTRIC PIN PROJECTING INTO SAID HOLE, SAID HOLE HAVING AT LEAST ONE SUBSTANTIALLY FLAT INNER EDGE PORTION TO BE CONTACTED BY SAID PIN, WHEN ROTATING SAID MEMBER, SAID HOLE BEING LARGE ENOUGH THAT SAID MEMBER CAN BE ROTATED TO A POSITION IN WHICH SAID PIN IS DISPOSED IN THE HOLE IN SPACED RELATION TO THE INNER EDGE OF SAID HOLE, SAID SUBSTANTIALLY FLAT PORTION OF SAID HOLE RUNNING SUBSTANTIALLY PERPENDICULAR TO A LINE BISECTING THE ANGLE BETWEEN SAID CUTTING EDGES OF SAID TOOL.
Claim 2
Dependent Claim
152 words
A TOOL-HOLDER FORMED WITH A RECESS AT ONE END, A REVERSIBLE FLAT PLATE-LIKE CUTTING TOOL FORMED WITH A HOLE AND RECEIVED IN SAID RECESS, SAID CUTTING TOOL BEING FORMED WITH TWO EDGES DISPOSED AT AN ANGLE TO EACH OTHER, SAID HOLDER HAVING CORRESPONDING EDGES DISPOSED AT THE SAME ANGLE TO EACH OTHER, TO CONTACT SAID EDGES OF SAID TOOL, A MEMBER ROTATABLY MOUNTED ON SAID HOLDER AND HAVING AN ECCENTRIC PIN PROJECTING INTO SAID HOLE, SAID HOLE HAVING AT LEAST ONE SUBSTANTIALLY FLAT INNER EDGE PORTION TO BE CONTACTED BY SAID PIN, WHEN ROTATING SAID MEMBER, SAID HOLE BEING LARGE ENOUGH THAT SAID MEMBER CAN BE ROTATED TO A POSITION IN WHICH SAID PIN IS DISPOSED IN THE HOLE IN SPACED RELATION TO THE INNER EDGE OF SAID HOLE, SAID SUBSTANTIALLY FLAT PORTION OF SAID HOLE RUNNING SUBSTANTIALLY PERPENDICULAR TO A LINE BISECTING THE ANGLE BETWEEN SAID CUTTING EDGES OF SAID TOOL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |